diff --git a/openbsc/src/mgcp/mgcp_protocol.c b/openbsc/src/mgcp/mgcp_protocol.c
index a53753b..943fd0b 100644
--- a/openbsc/src/mgcp/mgcp_protocol.c
+++ b/openbsc/src/mgcp/mgcp_protocol.c
@@ -360,6 +360,8 @@
 		*conn_mode = MGCP_CONN_RECV_ONLY;
 	else if (strcmp(msg, "sendrecv") == 0)
 		*conn_mode = MGCP_CONN_RECV_SEND;
+	else if (strcmp(msg, "sendonly") == 0)
+		*conn_mode = MGCP_CONN_SEND_ONLY;
 	else if (strcmp(msg, "loopback") == 0)
 		*conn_mode = MGCP_CONN_LOOPBACK;
 	else {